./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label55.c -s /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd 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Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:51:46,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:51:46,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:51:46,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:51:46,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:51:46,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:51:46,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:51:46,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:51:46,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:51:46,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:51:46,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:51:46,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:51:46,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:51:46,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:51:46,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:51:46,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:51:46,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:51:46,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:51:46,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:51:46,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:51:46,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:51:46,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:51:46,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:51:46,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:51:46,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:51:46,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:51:46,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:51:46,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:51:46,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:51:46,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:51:46,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:51:46,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:51:46,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:51:46,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:51:46,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:51:46,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:51:46,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:51:46,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:51:46,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:51:46,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:51:46,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:51:46,607 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-25 08:51:46,621 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:51:46,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:51:46,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:51:46,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:51:46,623 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:51:46,623 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:51:46,623 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:51:46,623 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:51:46,624 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:51:46,624 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:51:46,624 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:51:46,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:51:46,624 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:51:46,625 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:51:46,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:51:46,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:51:46,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:51:46,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:51:46,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:51:46,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:51:46,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:51:46,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:51:46,626 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:51:46,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:51:46,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:51:46,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:51:46,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:51:46,627 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:51:46,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:51:46,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:51:46,628 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:51:46,628 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:51:46,629 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd [2019-11-25 08:51:46,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:51:46,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:51:46,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:51:46,784 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:51:46,784 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:51:46,784 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label55.c [2019-11-25 08:51:46,836 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/data/0ddd4471a/db06d599b75d4b6092947b850da7798b/FLAGce2767016 [2019-11-25 08:51:47,338 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:51:47,339 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/sv-benchmarks/c/eca-rers2012/Problem02_label55.c [2019-11-25 08:51:47,356 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/data/0ddd4471a/db06d599b75d4b6092947b850da7798b/FLAGce2767016 [2019-11-25 08:51:47,858 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/data/0ddd4471a/db06d599b75d4b6092947b850da7798b [2019-11-25 08:51:47,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:51:47,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:51:47,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:51:47,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:51:47,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:51:47,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:51:47" (1/1) ... [2019-11-25 08:51:47,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e94434d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:47, skipping insertion in model container [2019-11-25 08:51:47,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:51:47" (1/1) ... [2019-11-25 08:51:47,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:51:47,930 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:51:48,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:48,300 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:51:48,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:48,427 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:51:48,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48 WrapperNode [2019-11-25 08:51:48,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:51:48,429 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:51:48,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:51:48,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:51:48,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (1/1) ... [2019-11-25 08:51:48,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (1/1) ... [2019-11-25 08:51:48,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:51:48,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:51:48,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:51:48,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:51:48,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (1/1) ... [2019-11-25 08:51:48,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (1/1) ... [2019-11-25 08:51:48,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (1/1) ... [2019-11-25 08:51:48,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (1/1) ... [2019-11-25 08:51:48,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (1/1) ... [2019-11-25 08:51:48,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (1/1) ... [2019-11-25 08:51:48,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (1/1) ... [2019-11-25 08:51:48,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:51:48,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:51:48,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:51:48,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:51:48,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:51:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:51:49,831 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:51:49,831 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:51:49,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:49 BoogieIcfgContainer [2019-11-25 08:51:49,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:51:49,833 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:51:49,834 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:51:49,836 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:51:49,837 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:51:49,838 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:51:47" (1/3) ... [2019-11-25 08:51:49,840 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@45551baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:51:49, skipping insertion in model container [2019-11-25 08:51:49,840 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:51:49,840 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:48" (2/3) ... [2019-11-25 08:51:49,841 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@45551baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:51:49, skipping insertion in model container [2019-11-25 08:51:49,841 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:51:49,841 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:49" (3/3) ... [2019-11-25 08:51:49,843 INFO L371 chiAutomizerObserver]: Analyzing ICFG Problem02_label55.c [2019-11-25 08:51:49,885 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:51:49,885 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:51:49,885 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:51:49,887 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:51:49,887 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:51:49,888 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:51:49,888 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:51:49,888 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:51:49,923 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2019-11-25 08:51:49,964 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2019-11-25 08:51:49,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:49,964 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:49,971 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:51:49,972 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-25 08:51:49,972 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:51:49,972 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2019-11-25 08:51:49,981 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2019-11-25 08:51:49,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:49,982 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:49,983 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:51:49,983 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-25 08:51:49,989 INFO L794 eck$LassoCheckResult]: Stem: 78#ULTIMATE.startENTRYtrue ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 9#L-1true havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 164#L606-2true [2019-11-25 08:51:49,989 INFO L796 eck$LassoCheckResult]: Loop: 164#L606-2true assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 65#L611true assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 191#L30true assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 206#L597true main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 164#L606-2true [2019-11-25 08:51:49,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:49,994 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-11-25 08:51:50,000 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:50,000 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417260774] [2019-11-25 08:51:50,000 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:50,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:50,087 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:50,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:50,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1268139, now seen corresponding path program 1 times [2019-11-25 08:51:50,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:50,089 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545837063] [2019-11-25 08:51:50,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:50,115 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:50,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:50,117 INFO L82 PathProgramCache]: Analyzing trace with hash 889695341, now seen corresponding path program 1 times [2019-11-25 08:51:50,117 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:50,117 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976251376] [2019-11-25 08:51:50,117 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:50,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:51:50,178 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976251376] [2019-11-25 08:51:50,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:50,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:51:50,180 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100737925] [2019-11-25 08:51:50,302 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2019-11-25 08:51:50,372 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:51:50,373 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:51:50,373 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:51:50,374 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:51:50,374 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:51:50,374 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:50,374 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:51:50,374 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:51:50,374 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label55.c_Iteration1_Loop [2019-11-25 08:51:50,375 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:51:50,375 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:51:50,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:50,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:50,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:50,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:50,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:50,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:50,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:50,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:50,762 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2019-11-25 08:51:50,843 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:51:50,844 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:50,855 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:50,856 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:50,864 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:50,864 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=8} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:50,882 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:50,883 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:50,889 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:50,890 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a25~0=1, ~a28~0=9} Honda state: {~a25~0=1, ~a28~0=9} Generalized eigenvectors: [] Lambdas: [] Nus: [] Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:50,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:50,971 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:50,979 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:50,979 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Honda state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:50,997 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:50,998 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,004 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:51,004 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=1} Honda state: {~a19~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,046 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:51,047 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,051 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:51,051 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,069 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:51,069 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:51,072 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:51,073 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:51,087 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:51,098 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:51,099 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~input~0=4, ULTIMATE.start_main_#t~nondet2=4, ULTIMATE.start_calculate_output_~input=4, ULTIMATE.start_calculate_output_#in~input=4} Honda state: {ULTIMATE.start_main_~input~0=4, ULTIMATE.start_main_#t~nondet2=4, ULTIMATE.start_calculate_output_~input=4, ULTIMATE.start_calculate_output_#in~input=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,118 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:51,119 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,132 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:51:51,132 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:51,151 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:51:51,153 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:51:51,153 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:51:51,153 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:51:51,153 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:51:51,153 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:51:51,153 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,154 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:51:51,154 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:51:51,154 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label55.c_Iteration1_Loop [2019-11-25 08:51:51,154 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:51:51,154 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:51:51,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:51,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:51,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:51,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:51,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:51,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:51,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:51,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:51,496 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2019-11-25 08:51:51,538 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:51:51,542 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:51,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:51,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Exception during sending of exit command (exit): Broken pipe No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:51,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:51,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,592 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-25 08:51:51,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:51,598 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:51,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,604 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:51,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:51,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,626 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:51,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:51,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,645 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:51,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:51,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:51,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:51,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,684 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:51,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:51,686 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:51,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:51,691 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,707 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:51,710 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:51,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,716 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,731 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:51,739 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:51,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,743 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,766 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-25 08:51:51,766 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:51,773 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:51:51,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,781 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,790 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:51,792 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:51,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,795 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,805 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:51,806 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:51,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,825 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:51,826 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:51,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,836 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:51,837 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:51,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,839 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,846 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:51,847 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:51,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:51,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:51,854 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,861 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:51,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:51,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,882 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:51,883 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:51,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,887 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,892 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-25 08:51:51,893 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:51,908 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:51,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:51,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,933 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:51,935 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:51,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,946 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:51,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:51,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,950 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,961 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:51,962 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:51,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,965 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:51,973 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:51,974 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:51,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:51,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:51,983 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:51,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:51,986 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:51,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:51,991 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:51,992 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:51,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:51,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:51,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,000 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,004 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,010 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:52,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,018 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,020 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:52,022 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:52,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,037 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-25 08:51:52,037 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,055 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:51:52,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,070 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:52,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,080 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,082 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,086 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:52,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,097 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,099 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:52,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,117 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,119 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,122 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:52,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,141 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,141 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,145 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:52,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,156 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:52,156 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,159 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:51:52,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,165 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:52,167 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,175 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,175 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:52,178 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:52,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,197 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,197 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:52,198 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:52,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,210 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,210 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,211 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-25 08:51:52,211 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,219 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:51:52,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:52,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,243 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,244 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:52,245 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:52,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,250 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,257 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,257 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,258 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:52,259 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:52,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,270 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,270 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,270 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:52,271 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:52,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,282 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,283 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:52,283 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:52,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,294 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,294 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,294 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:52,294 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:52,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:52,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,304 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:52,306 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,313 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,313 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:52,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,317 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:52,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,385 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:52,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,386 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,387 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,405 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:52,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,405 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-25 08:51:52,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,414 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:52,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,456 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:52,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,457 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,459 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,466 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,477 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:52,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,478 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,479 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,496 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:52,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,496 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,497 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,511 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:52,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,511 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,512 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:52,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,531 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:52,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,531 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:52,531 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,534 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:52,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,544 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:52,546 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,557 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,558 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,558 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,563 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,579 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,588 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,588 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,588 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,590 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,599 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,607 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,607 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-25 08:51:52,607 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,621 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:51:52,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,657 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,666 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,666 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,669 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,688 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,689 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,691 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,709 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,709 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,711 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,718 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,726 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,727 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,729 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:52,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,745 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,745 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:52,746 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:52,750 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:51:52,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,764 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:52,766 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,773 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,776 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,783 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,791 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,791 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,792 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,793 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,796 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,803 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,804 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-25 08:51:52,804 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,811 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:52,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,825 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,832 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,832 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,835 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,846 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,847 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,847 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,848 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,859 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,860 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,872 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,874 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:52,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,884 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,884 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:52,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,884 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:52,884 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:52,887 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:52,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:52,895 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,905 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,906 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:52,910 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:52,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:52,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,933 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,933 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,934 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:52,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:52,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:52,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:52,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,947 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,948 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,948 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-25 08:51:52,948 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:52,959 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:51:52,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,990 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:52,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:52,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:52,998 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:52,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:52,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:52,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:52,998 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:53,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:53,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:53,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:53,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:53,014 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:53,014 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:53,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:53,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:53,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:53,014 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:53,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:53,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:53,020 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:53,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:53,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:53,034 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:53,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:53,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:53,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:53,034 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:53,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:53,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:53,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:53,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:53,049 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:53,050 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:53,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:53,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:53,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:53,050 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:53,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:53,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:53,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:53,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:53,063 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:53,063 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:53,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:53,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:53,064 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:53,064 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:53,067 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:53,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:53,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:53,083 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:53,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:51:53,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:51:53,099 INFO L87 Difference]: Start difference. First operand 226 states. Second operand 3 states. [2019-11-25 08:51:53,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:51:53,942 INFO L93 Difference]: Finished difference Result 374 states and 489 transitions. [2019-11-25 08:51:53,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:51:53,944 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 489 transitions. [2019-11-25 08:51:53,957 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 305 [2019-11-25 08:51:53,969 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 307 states and 409 transitions. [2019-11-25 08:51:53,970 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 307 [2019-11-25 08:51:53,972 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 307 [2019-11-25 08:51:53,973 INFO L73 IsDeterministic]: Start isDeterministic. Operand 307 states and 409 transitions. [2019-11-25 08:51:53,975 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:51:53,975 INFO L688 BuchiCegarLoop]: Abstraction has 307 states and 409 transitions. [2019-11-25 08:51:53,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states and 409 transitions. [2019-11-25 08:51:54,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 305. [2019-11-25 08:51:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2019-11-25 08:51:54,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 405 transitions. [2019-11-25 08:51:54,067 INFO L711 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2019-11-25 08:51:54,067 INFO L591 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2019-11-25 08:51:54,068 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-25 08:51:54,068 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 305 states and 405 transitions. [2019-11-25 08:51:54,070 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 303 [2019-11-25 08:51:54,070 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:54,070 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:54,071 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:51:54,071 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:51:54,071 INFO L794 eck$LassoCheckResult]: Stem: 765#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 630#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 631#L606-2 [2019-11-25 08:51:54,072 INFO L796 eck$LassoCheckResult]: Loop: 631#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 720#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 756#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 760#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 776#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 712#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 713#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 705#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 633#L54 assume (((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0);~a28~0 := 7;~a11~0 := 1;~a25~0 := 0;calculate_output_#res := -1; 634#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 631#L606-2 [2019-11-25 08:51:54,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:54,072 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2019-11-25 08:51:54,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:54,073 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713481056] [2019-11-25 08:51:54,073 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:54,085 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:54,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:54,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1948456188, now seen corresponding path program 1 times [2019-11-25 08:51:54,085 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:54,086 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911108119] [2019-11-25 08:51:54,086 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:54,106 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:54,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:54,107 INFO L82 PathProgramCache]: Analyzing trace with hash -141898178, now seen corresponding path program 1 times [2019-11-25 08:51:54,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:54,107 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070659782] [2019-11-25 08:51:54,107 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:51:54,144 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070659782] [2019-11-25 08:51:54,145 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:54,145 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:51:54,145 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588934257] [2019-11-25 08:51:54,260 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 41 [2019-11-25 08:51:54,307 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:51:54,307 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:51:54,307 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:51:54,307 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:51:54,307 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:51:54,307 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,308 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:51:54,308 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:51:54,308 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label55.c_Iteration2_Loop [2019-11-25 08:51:54,308 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:51:54,308 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:51:54,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,498 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:51:54,499 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,509 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:54,509 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:54,513 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:54,514 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=8} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,519 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:54,519 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,524 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:54,524 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Honda state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,528 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:54,528 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:54,531 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:54,531 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=-2} Honda state: {~a19~0=-2} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:54,535 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:54,538 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:54,538 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,544 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:54,544 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:54,546 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:54,546 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,551 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:54,551 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,558 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:51:54,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:54,578 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:51:54,579 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:51:54,579 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:51:54,579 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:51:54,580 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:51:54,580 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:51:54,580 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,580 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:51:54,580 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:51:54,580 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label55.c_Iteration2_Loop [2019-11-25 08:51:54,580 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:51:54,580 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:51:54,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,806 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:51:54,806 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:54,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:54,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:54,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,828 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:54,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:54,829 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:54,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,831 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:54,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:54,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:54,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:54,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:54,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:54,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,855 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,862 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:54,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:54,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:54,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,866 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,874 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:54,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:54,876 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:54,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,881 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:54,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:54,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:54,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:54,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:54,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:54,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:54,909 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:54,916 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:54,917 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:54,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,919 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,928 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:54,928 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:54,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:54,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,932 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:54,943 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:54,944 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:54,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,946 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:54,957 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:54,958 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:54,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,960 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,971 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:54,971 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:54,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:54,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:54,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:54,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:54,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:54,984 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:54,984 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:54,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:54,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,993 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,000 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,002 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:55,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,018 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,019 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:55,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,021 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:55,022 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,028 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,029 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,037 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,037 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,038 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:55,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,051 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,052 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,062 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,062 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,064 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,070 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,070 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,071 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:55,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,075 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,081 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,081 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,090 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:55,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,095 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,101 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,104 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,110 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,124 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,125 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:55,130 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,135 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,136 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:55,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,146 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,146 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,148 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:51:55,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,151 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,157 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,158 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:55,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,159 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,165 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,166 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:55,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,174 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,175 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,177 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:51:55,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,186 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,187 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,191 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:51:55,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,199 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,237 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,240 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:55,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,246 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,254 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,256 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:55,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:55,262 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,268 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,268 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,269 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:55,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,280 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,280 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,280 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,281 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,292 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,293 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,293 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,294 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:55,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,303 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,304 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,304 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,305 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:55,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,308 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,315 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,316 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,316 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,331 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,331 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,332 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,332 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,345 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,353 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,353 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,356 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:55,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,362 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,372 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,372 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,374 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:55,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,382 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:55,384 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,395 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,395 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:55,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,396 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,397 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,402 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,410 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:55,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,410 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,412 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:55,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,424 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,424 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:55,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,425 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,425 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,429 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,439 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,439 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:55,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,439 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,440 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,445 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,452 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:55,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,453 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,453 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,455 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:55,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,465 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,475 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:55,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,475 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,476 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,480 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:55,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,505 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:55,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,505 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,508 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,519 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,527 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:55,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,530 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,536 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:55,538 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,544 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,544 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,544 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,546 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:55,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,554 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,565 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,565 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,565 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,567 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:51:55,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,590 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,590 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,591 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,592 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:55,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,605 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,605 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,605 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,607 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:55,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,614 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,621 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,621 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,621 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,625 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:51:55,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,639 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,647 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,647 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,647 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,648 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,654 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:51:55,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,695 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,695 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,695 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,704 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:55,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,719 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,728 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,729 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:55,732 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:55,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,743 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:55,745 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,751 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,751 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,752 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,759 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,759 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,760 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,761 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:55,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,764 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,769 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,769 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,770 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,772 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,778 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,778 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,779 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,779 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,781 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,787 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,787 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,787 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,787 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,788 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:55,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,799 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,799 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,799 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,799 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,802 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:51:55,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,814 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,815 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,815 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,817 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,822 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,828 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:55,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,828 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:55,829 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:55,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,832 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:55,833 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,838 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,838 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:55,839 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,842 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,847 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,847 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,848 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,848 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:55,849 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:55,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,858 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,858 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:55,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,862 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,867 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,867 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:55,868 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,871 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,876 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,877 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,877 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:55,879 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:55,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,902 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,903 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:51:55,903 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:55,912 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:55,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,938 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,950 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,950 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:55,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:55,976 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:55,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,976 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:55,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,987 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:55,988 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:55,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:51:55,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:51:55,989 INFO L87 Difference]: Start difference. First operand 305 states and 405 transitions. cyclomatic complexity: 101 Second operand 3 states. [2019-11-25 08:51:56,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:51:56,576 INFO L93 Difference]: Finished difference Result 590 states and 749 transitions. [2019-11-25 08:51:56,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:51:56,577 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 590 states and 749 transitions. [2019-11-25 08:51:56,582 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2019-11-25 08:51:56,587 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 590 states to 590 states and 749 transitions. [2019-11-25 08:51:56,587 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 590 [2019-11-25 08:51:56,588 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 590 [2019-11-25 08:51:56,588 INFO L73 IsDeterministic]: Start isDeterministic. Operand 590 states and 749 transitions. [2019-11-25 08:51:56,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:51:56,595 INFO L688 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-25 08:51:56,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states and 749 transitions. [2019-11-25 08:51:56,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 590. [2019-11-25 08:51:56,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2019-11-25 08:51:56,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 749 transitions. [2019-11-25 08:51:56,638 INFO L711 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-25 08:51:56,638 INFO L591 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-25 08:51:56,638 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-25 08:51:56,638 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 590 states and 749 transitions. [2019-11-25 08:51:56,641 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2019-11-25 08:51:56,641 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:56,641 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:56,643 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:51:56,644 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1] [2019-11-25 08:51:56,644 INFO L794 eck$LassoCheckResult]: Stem: 1676#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 1534#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 1535#L606-2 [2019-11-25 08:51:56,644 INFO L796 eck$LassoCheckResult]: Loop: 1535#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 2015#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 2014#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 2013#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 1531#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 1626#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 1627#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 1662#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 1669#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 1688#L38 assume 1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0;~a28~0 := 7;~a25~0 := 1;calculate_output_#res := 22; 1567#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 1535#L606-2 [2019-11-25 08:51:56,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:56,644 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2019-11-25 08:51:56,645 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:56,645 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134642285] [2019-11-25 08:51:56,645 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:56,681 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:56,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:56,682 INFO L82 PathProgramCache]: Analyzing trace with hash 1689438932, now seen corresponding path program 1 times [2019-11-25 08:51:56,682 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:56,682 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245961547] [2019-11-25 08:51:56,682 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:51:56,712 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245961547] [2019-11-25 08:51:56,712 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:56,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:51:56,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596662845] [2019-11-25 08:51:56,712 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:51:56,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:56,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:51:56,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:51:56,713 INFO L87 Difference]: Start difference. First operand 590 states and 749 transitions. cyclomatic complexity: 160 Second operand 3 states. [2019-11-25 08:51:57,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:51:57,269 INFO L93 Difference]: Finished difference Result 1149 states and 1416 transitions. [2019-11-25 08:51:57,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:51:57,273 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1149 states and 1416 transitions. [2019-11-25 08:51:57,282 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-11-25 08:51:57,291 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1149 states to 1149 states and 1416 transitions. [2019-11-25 08:51:57,291 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1149 [2019-11-25 08:51:57,292 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1149 [2019-11-25 08:51:57,292 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1149 states and 1416 transitions. [2019-11-25 08:51:57,294 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:51:57,294 INFO L688 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-25 08:51:57,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states and 1416 transitions. [2019-11-25 08:51:57,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 1149. [2019-11-25 08:51:57,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1149 states. [2019-11-25 08:51:57,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1416 transitions. [2019-11-25 08:51:57,316 INFO L711 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-25 08:51:57,316 INFO L591 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-25 08:51:57,317 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-25 08:51:57,317 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1149 states and 1416 transitions. [2019-11-25 08:51:57,327 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-11-25 08:51:57,328 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:57,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:57,330 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:51:57,330 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:51:57,330 INFO L794 eck$LassoCheckResult]: Stem: 3407#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 3278#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 3279#L606-2 [2019-11-25 08:51:57,332 INFO L796 eck$LassoCheckResult]: Loop: 3279#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3366#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3399#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3402#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 3275#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3645#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3642#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3639#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3636#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 3633#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 3630#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3627#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 3624#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 3621#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 3618#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 3615#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 3612#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 3609#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 3606#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 3602#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 3599#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 3596#L99 assume (!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0;~a17~0 := 7;~a25~0 := 0;~a11~0 := 1;~a28~0 := 10;~a19~0 := 0;calculate_output_#res := -1; 3560#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3644#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3641#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3638#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3635#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 3632#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 3629#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3626#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 3623#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 3620#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 3617#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 3614#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 3611#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 3608#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 3604#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 3601#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 3598#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 3595#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 3592#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 3589#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 3586#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 3583#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 3580#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 3577#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 3573#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 3570#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 3567#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 3564#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 3421#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3279#L606-2 [2019-11-25 08:51:57,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:57,334 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 4 times [2019-11-25 08:51:57,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:57,334 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403771917] [2019-11-25 08:51:57,335 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:57,343 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:57,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:57,343 INFO L82 PathProgramCache]: Analyzing trace with hash -1352924138, now seen corresponding path program 1 times [2019-11-25 08:51:57,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:57,344 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249522541] [2019-11-25 08:51:57,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:57,393 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-25 08:51:57,394 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249522541] [2019-11-25 08:51:57,394 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:57,394 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:51:57,394 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132769966] [2019-11-25 08:51:57,395 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:51:57,395 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:57,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:51:57,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:51:57,395 INFO L87 Difference]: Start difference. First operand 1149 states and 1416 transitions. cyclomatic complexity: 268 Second operand 3 states. [2019-11-25 08:51:57,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:51:57,875 INFO L93 Difference]: Finished difference Result 1996 states and 2450 transitions. [2019-11-25 08:51:57,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:51:57,876 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1996 states and 2450 transitions. [2019-11-25 08:51:57,889 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1994 [2019-11-25 08:51:57,903 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1996 states to 1996 states and 2450 transitions. [2019-11-25 08:51:57,903 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1996 [2019-11-25 08:51:57,905 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1996 [2019-11-25 08:51:57,906 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 2450 transitions. [2019-11-25 08:51:57,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:51:57,909 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 2450 transitions. [2019-11-25 08:51:57,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 2450 transitions. [2019-11-25 08:51:57,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1710. [2019-11-25 08:51:57,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1710 states. [2019-11-25 08:51:57,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1710 states and 2146 transitions. [2019-11-25 08:51:57,941 INFO L711 BuchiCegarLoop]: Abstraction has 1710 states and 2146 transitions. [2019-11-25 08:51:57,941 INFO L591 BuchiCegarLoop]: Abstraction has 1710 states and 2146 transitions. [2019-11-25 08:51:57,942 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-25 08:51:57,942 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1710 states and 2146 transitions. [2019-11-25 08:51:57,949 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1708 [2019-11-25 08:51:57,950 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:57,950 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:57,952 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:51:57,952 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:51:57,952 INFO L794 eck$LassoCheckResult]: Stem: 6571#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 6429#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 6430#L606-2 [2019-11-25 08:51:57,953 INFO L796 eck$LassoCheckResult]: Loop: 6430#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6521#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6563#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 6566#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 6582#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 6513#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6514#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 6506#L50 assume 1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0;~a28~0 := 11;~a25~0 := 1;calculate_output_#res := 26; 6443#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 6994#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6992#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6990#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 6988#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 6986#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 6984#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6982#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 6980#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 6978#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 6976#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 6974#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 6972#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 6970#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 6968#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 6966#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 6964#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 6962#L99 assume (!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0;~a17~0 := 7;~a25~0 := 0;~a11~0 := 1;~a28~0 := 10;~a19~0 := 0;calculate_output_#res := -1; 6879#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 7193#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 7188#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 7183#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 7178#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 7173#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 7168#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 7164#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 7160#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 7155#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 7150#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 7145#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 7140#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 7135#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 7129#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 7124#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 7118#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 7112#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 7106#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 7100#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 6937#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 6806#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 6801#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 6795#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 6789#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 6783#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 6776#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 6775#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 6587#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 6430#L606-2 [2019-11-25 08:51:57,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:57,953 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 5 times [2019-11-25 08:51:57,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:57,953 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015846865] [2019-11-25 08:51:57,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:57,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:57,961 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:57,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:57,962 INFO L82 PathProgramCache]: Analyzing trace with hash -879392628, now seen corresponding path program 1 times [2019-11-25 08:51:57,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:57,962 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690101863] [2019-11-25 08:51:57,962 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:58,023 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-25 08:51:58,023 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690101863] [2019-11-25 08:51:58,023 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:58,023 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:51:58,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544671884] [2019-11-25 08:51:58,024 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:51:58,024 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:58,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:51:58,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:51:58,025 INFO L87 Difference]: Start difference. First operand 1710 states and 2146 transitions. cyclomatic complexity: 437 Second operand 3 states. [2019-11-25 08:51:58,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:51:58,498 INFO L93 Difference]: Finished difference Result 1709 states and 1964 transitions. [2019-11-25 08:51:58,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:51:58,499 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1709 states and 1964 transitions. [2019-11-25 08:51:58,509 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1707 [2019-11-25 08:51:58,521 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1709 states to 1709 states and 1964 transitions. [2019-11-25 08:51:58,521 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1709 [2019-11-25 08:51:58,525 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1709 [2019-11-25 08:51:58,525 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1709 states and 1964 transitions. [2019-11-25 08:51:58,528 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:51:58,528 INFO L688 BuchiCegarLoop]: Abstraction has 1709 states and 1964 transitions. [2019-11-25 08:51:58,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1709 states and 1964 transitions. [2019-11-25 08:51:58,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1709 to 1429. [2019-11-25 08:51:58,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1429 states. [2019-11-25 08:51:58,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1429 states and 1654 transitions. [2019-11-25 08:51:58,555 INFO L711 BuchiCegarLoop]: Abstraction has 1429 states and 1654 transitions. [2019-11-25 08:51:58,555 INFO L591 BuchiCegarLoop]: Abstraction has 1429 states and 1654 transitions. [2019-11-25 08:51:58,555 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-11-25 08:51:58,556 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1429 states and 1654 transitions. [2019-11-25 08:51:58,562 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1427 [2019-11-25 08:51:58,562 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:58,562 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:58,564 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:51:58,564 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:51:58,564 INFO L794 eck$LassoCheckResult]: Stem: 9998#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 9854#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 9855#L606-2 [2019-11-25 08:51:58,565 INFO L796 eck$LassoCheckResult]: Loop: 9855#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 10437#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 10431#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 10415#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 9851#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 10406#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 10404#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 10402#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 9925#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 11190#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 9985#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 9986#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 11076#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 11077#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 9940#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 9941#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 9934#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 9857#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 9858#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 9859#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 9860#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 9960#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 10012#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 9961#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 9879#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 9880#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 10001#L106 assume (1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0;~a17~0 := 8;~a25~0 := 0;~a19~0 := 0;~a28~0 := 11;~a11~0 := 0;calculate_output_#res := 23; 9932#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 10320#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 10318#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 10316#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 10314#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 10261#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 10257#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 10252#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 10247#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 10242#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 10237#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 10232#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 10227#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 10222#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 10215#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 10212#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 10209#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 10206#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 10203#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 10200#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 10196#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 10192#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 10188#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 10184#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 10180#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 10176#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10172#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 10168#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 10134#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 9855#L606-2 [2019-11-25 08:51:58,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:58,565 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 6 times [2019-11-25 08:51:58,565 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:58,566 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786245820] [2019-11-25 08:51:58,566 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:58,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:58,590 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:58,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:58,594 INFO L82 PathProgramCache]: Analyzing trace with hash 274284660, now seen corresponding path program 1 times [2019-11-25 08:51:58,595 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:58,595 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365423576] [2019-11-25 08:51:58,595 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-25 08:51:58,654 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365423576] [2019-11-25 08:51:58,655 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:58,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:51:58,656 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365923727] [2019-11-25 08:51:58,656 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:51:58,657 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:58,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:51:58,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:51:58,657 INFO L87 Difference]: Start difference. First operand 1429 states and 1654 transitions. cyclomatic complexity: 226 Second operand 3 states. [2019-11-25 08:51:59,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:51:59,111 INFO L93 Difference]: Finished difference Result 1851 states and 2102 transitions. [2019-11-25 08:51:59,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:51:59,112 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1851 states and 2102 transitions. [2019-11-25 08:51:59,122 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1846 [2019-11-25 08:51:59,134 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1851 states to 1851 states and 2102 transitions. [2019-11-25 08:51:59,134 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1851 [2019-11-25 08:51:59,136 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1851 [2019-11-25 08:51:59,136 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1851 states and 2102 transitions. [2019-11-25 08:51:59,138 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:51:59,139 INFO L688 BuchiCegarLoop]: Abstraction has 1851 states and 2102 transitions. [2019-11-25 08:51:59,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states and 2102 transitions. [2019-11-25 08:51:59,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1849. [2019-11-25 08:51:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1849 states. [2019-11-25 08:51:59,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2099 transitions. [2019-11-25 08:51:59,168 INFO L711 BuchiCegarLoop]: Abstraction has 1849 states and 2099 transitions. [2019-11-25 08:51:59,168 INFO L591 BuchiCegarLoop]: Abstraction has 1849 states and 2099 transitions. [2019-11-25 08:51:59,168 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-11-25 08:51:59,168 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1849 states and 2099 transitions. [2019-11-25 08:51:59,175 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1844 [2019-11-25 08:51:59,176 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:59,176 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:59,178 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:51:59,178 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:51:59,178 INFO L794 eck$LassoCheckResult]: Stem: 13279#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 13140#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 13141#L606-2 [2019-11-25 08:51:59,179 INFO L796 eck$LassoCheckResult]: Loop: 13141#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 14669#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 14667#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 14665#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 14663#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 14661#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 14659#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 14614#L50 assume 1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0;~a28~0 := 11;~a25~0 := 1;calculate_output_#res := 26; 13154#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 13488#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 13486#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 13484#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 13337#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 14108#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 14106#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 14104#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 14102#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 14099#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 14100#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 14136#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 14134#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 14132#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 13511#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 13512#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 14445#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 14443#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 14020#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 14019#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 14017#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 14015#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 14013#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 14011#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 14009#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 14007#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 14005#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 14003#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 14001#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 13999#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 13997#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 13995#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 13993#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 13991#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 13989#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 13987#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 13985#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 13977#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 13973#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 13969#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 13965#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 13961#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 13957#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 13953#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 13949#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 13945#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 13941#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 13937#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 13933#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 13929#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 13764#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 13765#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 13664#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 13665#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 13394#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 13141#L606-2 [2019-11-25 08:51:59,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:59,179 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 7 times [2019-11-25 08:51:59,179 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:59,179 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960745515] [2019-11-25 08:51:59,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:59,191 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:59,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:59,192 INFO L82 PathProgramCache]: Analyzing trace with hash -917902191, now seen corresponding path program 1 times [2019-11-25 08:51:59,192 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:59,192 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105009067] [2019-11-25 08:51:59,192 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:59,257 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-25 08:51:59,257 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105009067] [2019-11-25 08:51:59,257 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:59,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:51:59,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559191264] [2019-11-25 08:51:59,258 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:51:59,258 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:59,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:51:59,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:51:59,258 INFO L87 Difference]: Start difference. First operand 1849 states and 2099 transitions. cyclomatic complexity: 252 Second operand 3 states. [2019-11-25 08:51:59,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:51:59,652 INFO L93 Difference]: Finished difference Result 1989 states and 2244 transitions. [2019-11-25 08:51:59,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:51:59,661 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1989 states and 2244 transitions. [2019-11-25 08:51:59,671 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1984 [2019-11-25 08:51:59,683 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1989 states to 1989 states and 2244 transitions. [2019-11-25 08:51:59,684 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1989 [2019-11-25 08:51:59,686 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1989 [2019-11-25 08:51:59,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1989 states and 2244 transitions. [2019-11-25 08:51:59,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:51:59,689 INFO L688 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-25 08:51:59,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1989 states and 2244 transitions. [2019-11-25 08:51:59,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1989 to 1989. [2019-11-25 08:51:59,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1989 states. [2019-11-25 08:51:59,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1989 states and 2244 transitions. [2019-11-25 08:51:59,720 INFO L711 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-25 08:51:59,720 INFO L591 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-25 08:51:59,720 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-11-25 08:51:59,720 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1989 states and 2244 transitions. [2019-11-25 08:51:59,728 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1984 [2019-11-25 08:51:59,729 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:59,729 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:59,730 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:51:59,731 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:51:59,731 INFO L794 eck$LassoCheckResult]: Stem: 17120#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 16984#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 16985#L606-2 [2019-11-25 08:51:59,731 INFO L796 eck$LassoCheckResult]: Loop: 16985#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 17073#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 17110#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 17114#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 16983#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 18289#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 18287#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 18285#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 18283#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 18281#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 18279#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 18277#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 18275#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 18273#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 18271#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 18269#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 18267#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 18265#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 18263#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 18261#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 18259#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 18257#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 18255#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 18253#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 18251#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 18249#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 18247#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 18245#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 18243#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 18241#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 18239#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 18237#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 18235#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 18233#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 18220#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 18221#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 18497#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 18493#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 18488#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 18482#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 17321#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 17322#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 18494#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 18489#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 18483#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 17323#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 17324#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 18333#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 18331#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 18329#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 18327#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 18325#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 18323#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 18321#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 18319#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 18317#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 18315#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 18313#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 18292#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 18293#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 18463#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 18462#L293 assume (1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0;~a28~0 := 7;~a25~0 := 1;calculate_output_#res := -1; 17133#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 16985#L606-2 [2019-11-25 08:51:59,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:59,732 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 8 times [2019-11-25 08:51:59,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:59,732 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902920849] [2019-11-25 08:51:59,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:59,741 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:59,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:59,747 INFO L82 PathProgramCache]: Analyzing trace with hash -1740840234, now seen corresponding path program 1 times [2019-11-25 08:51:59,747 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:59,747 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56345772] [2019-11-25 08:51:59,748 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:59,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:59,820 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:51:59,821 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56345772] [2019-11-25 08:51:59,821 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:59,821 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:51:59,822 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550036476] [2019-11-25 08:51:59,823 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:51:59,823 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:59,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:51:59,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:51:59,823 INFO L87 Difference]: Start difference. First operand 1989 states and 2244 transitions. cyclomatic complexity: 257 Second operand 4 states. [2019-11-25 08:52:00,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:52:00,471 INFO L93 Difference]: Finished difference Result 2552 states and 2753 transitions. [2019-11-25 08:52:00,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:52:00,471 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2552 states and 2753 transitions. [2019-11-25 08:52:00,481 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 2546 [2019-11-25 08:52:00,497 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2552 states to 2552 states and 2753 transitions. [2019-11-25 08:52:00,497 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2552 [2019-11-25 08:52:00,500 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2552 [2019-11-25 08:52:00,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2552 states and 2753 transitions. [2019-11-25 08:52:00,504 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:52:00,504 INFO L688 BuchiCegarLoop]: Abstraction has 2552 states and 2753 transitions. [2019-11-25 08:52:00,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2552 states and 2753 transitions. [2019-11-25 08:52:00,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2552 to 2130. [2019-11-25 08:52:00,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2130 states. [2019-11-25 08:52:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 2325 transitions. [2019-11-25 08:52:00,540 INFO L711 BuchiCegarLoop]: Abstraction has 2130 states and 2325 transitions. [2019-11-25 08:52:00,540 INFO L591 BuchiCegarLoop]: Abstraction has 2130 states and 2325 transitions. [2019-11-25 08:52:00,540 INFO L424 BuchiCegarLoop]: ======== Iteration 9============ [2019-11-25 08:52:00,541 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2130 states and 2325 transitions. [2019-11-25 08:52:00,546 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 2124 [2019-11-25 08:52:00,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:52:00,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:52:00,548 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:52:00,549 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:52:00,549 INFO L794 eck$LassoCheckResult]: Stem: 21661#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 21532#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 21533#L606-2 [2019-11-25 08:52:00,549 INFO L796 eck$LassoCheckResult]: Loop: 21533#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 23339#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 23336#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 23333#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 23330#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 23327#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 23324#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 22297#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 22298#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 23465#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 23463#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 23461#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 23459#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 23457#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 23455#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 23453#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 23451#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 23449#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 23447#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 23445#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 23443#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 23441#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 23438#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 23435#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 23432#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 23429#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 23427#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 23425#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 23423#L165 assume (1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0);~a25~0 := 1;~a28~0 := 9;calculate_output_#res := 26; 21546#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 21839#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 21837#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 21834#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 21835#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 22351#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 22349#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 22347#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 22345#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 22343#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 22341#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 22339#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 22337#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 22335#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 22333#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 22331#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 22329#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 22327#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 22325#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 22323#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 22321#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 22319#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 22317#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 22315#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 22313#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 22311#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 22309#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 22307#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 22134#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 22135#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 22949#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 22944#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 22361#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 22362#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 22922#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 22916#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 22910#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 22904#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 22898#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 22892#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 22886#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 22576#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 22577#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 22583#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 22566#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 22561#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 22359#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 22360#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 22663#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 22661#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 22659#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 22657#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 22655#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 22653#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 22024#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 21533#L606-2 [2019-11-25 08:52:00,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:00,550 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 9 times [2019-11-25 08:52:00,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:00,550 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505902667] [2019-11-25 08:52:00,550 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:00,555 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:00,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:00,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1701192337, now seen corresponding path program 1 times [2019-11-25 08:52:00,556 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:00,556 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224816064] [2019-11-25 08:52:00,556 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:52:00,622 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-25 08:52:00,623 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224816064] [2019-11-25 08:52:00,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:52:00,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:52:00,623 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522199043] [2019-11-25 08:52:00,624 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:52:00,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:52:00,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:52:00,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:52:00,624 INFO L87 Difference]: Start difference. First operand 2130 states and 2325 transitions. cyclomatic complexity: 198 Second operand 3 states. [2019-11-25 08:52:00,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:52:00,882 INFO L93 Difference]: Finished difference Result 1838 states and 1967 transitions. [2019-11-25 08:52:00,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:52:00,882 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1838 states and 1967 transitions. [2019-11-25 08:52:00,889 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1833 [2019-11-25 08:52:00,902 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1838 states to 1838 states and 1967 transitions. [2019-11-25 08:52:00,902 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1838 [2019-11-25 08:52:00,903 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1838 [2019-11-25 08:52:00,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1838 states and 1967 transitions. [2019-11-25 08:52:00,905 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:52:00,905 INFO L688 BuchiCegarLoop]: Abstraction has 1838 states and 1967 transitions. [2019-11-25 08:52:00,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states and 1967 transitions. [2019-11-25 08:52:00,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1278. [2019-11-25 08:52:00,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1278 states. [2019-11-25 08:52:00,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1278 states and 1407 transitions. [2019-11-25 08:52:00,927 INFO L711 BuchiCegarLoop]: Abstraction has 1278 states and 1407 transitions. [2019-11-25 08:52:00,927 INFO L591 BuchiCegarLoop]: Abstraction has 1278 states and 1407 transitions. [2019-11-25 08:52:00,927 INFO L424 BuchiCegarLoop]: ======== Iteration 10============ [2019-11-25 08:52:00,928 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1278 states and 1407 transitions. [2019-11-25 08:52:00,931 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1273 [2019-11-25 08:52:00,931 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:52:00,931 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:52:00,932 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:52:00,932 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:52:00,933 INFO L794 eck$LassoCheckResult]: Stem: 25622#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 25503#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 25504#L606-2 [2019-11-25 08:52:00,933 INFO L796 eck$LassoCheckResult]: Loop: 25504#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 26311#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 26309#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 26307#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 26305#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 26303#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 26301#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 26299#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 26297#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 26295#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 26293#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 26289#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 26290#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 26284#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 26280#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 26281#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 26272#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 26273#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 26264#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 26265#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 26256#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 26257#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 26248#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 26249#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 26236#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 26237#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 26224#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 26225#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 25818#L165 assume (1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0);~a25~0 := 1;~a28~0 := 9;calculate_output_#res := 26; 25635#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 25813#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 25810#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 25807#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 25803#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 25799#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 25795#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 25791#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 25785#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 25780#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 25774#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 25768#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 25763#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 25758#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 25753#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 25748#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 25743#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 25738#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 25732#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 25727#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 25722#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 25717#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 25712#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 25707#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 25702#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 25697#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 25693#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 25688#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 25684#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 25680#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 25676#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 25671#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 25672#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 25821#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 25822#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 25914#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 25909#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 25904#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 25899#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 25894#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 25890#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 25886#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 25882#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 25878#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 25874#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 25870#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 25866#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 25862#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 25858#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 25854#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 25850#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 25846#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 25842#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 25838#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 25834#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 25830#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 25825#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 25826#L293 assume !((1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0); 26132#L297 assume !(1 == ~a11~0 && (9 == ~a17~0 && 9 == ~a28~0 && 1 == ~a19~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 1 == ~a21~0); 26129#L309 assume !((((((3 == calculate_output_~input && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)) && 11 == ~a28~0) && !(1 == ~a11~0)); 26126#L314 assume !(1 == ~a19~0 && 1 == ~a21~0 && ((5 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a11~0) && 9 == ~a17~0); 26123#L328 assume !((1 == ~a19~0 && ((!(1 == ~a11~0) && (1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 10 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0); 26120#L331 assume !((!(1 == ~a11~0) && (((4 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0) && 11 == ~a28~0) && 1 == ~a19~0); 26117#L337 assume !(((!(1 == ~a19~0) && (4 == calculate_output_~input && (((!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 26114#L349 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && ((1 == ~a25~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 11 == ~a28~0) && 1 == ~a21~0); 26111#L354 assume !((((1 == ~a21~0 && ((8 == ~a28~0 && !(1 == ~a25~0)) || (9 == ~a28~0 && 1 == ~a25~0)) && 6 == calculate_output_~input) && !(1 == ~a11~0)) && !(1 == ~a19~0)) && 8 == ~a17~0); 26108#L361 assume !(1 == ~a19~0 && ((1 == ~a21~0 && (!(1 == ~a25~0) && 3 == calculate_output_~input) && 9 == ~a17~0) && 8 == ~a28~0) && 1 == ~a11~0); 26105#L368 assume !(8 == ~a17~0 && (1 == ~a21~0 && (5 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (9 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a19~0) && !(1 == ~a11~0)); 26102#L375 assume !(1 == ~a19~0 && (((8 == ~a17~0 && 5 == calculate_output_~input && !(1 == ~a11~0)) && 1 == ~a21~0) && 1 == ~a25~0) && 8 == ~a28~0); 26099#L378 assume !(((!(1 == ~a11~0) && ((1 == ~a21~0 && 4 == calculate_output_~input) && 10 == ~a28~0) && 8 == ~a17~0) && !(1 == ~a19~0)) && 1 == ~a25~0); 26096#L380 assume !(8 == ~a28~0 && (1 == ~a19~0 && 1 == ~a11~0 && !(1 == ~a25~0) && 9 == ~a17~0 && 6 == calculate_output_~input) && 1 == ~a21~0); 26093#L389 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 6 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a19~0)); 26090#L394 assume ((((!(1 == ~a25~0) && 1 == ~a19~0 && 3 == calculate_output_~input) && 9 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0);~a19~0 := 0;~a28~0 := 7;calculate_output_#res := 25; 25566#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 26313#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 26312#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 26310#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 26308#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 26306#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 26304#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 26302#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 26300#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 26298#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 26296#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 26294#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 26292#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 26287#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 26288#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 26291#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 26276#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 26277#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 26268#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 26269#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 26260#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 26261#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 26252#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 26253#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 26242#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 26243#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 26230#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 26231#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 25772#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 25504#L606-2 [2019-11-25 08:52:00,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:00,934 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 10 times [2019-11-25 08:52:00,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:00,934 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563192412] [2019-11-25 08:52:00,934 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:00,939 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:00,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:00,939 INFO L82 PathProgramCache]: Analyzing trace with hash -645173945, now seen corresponding path program 1 times [2019-11-25 08:52:00,939 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:00,939 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523833678] [2019-11-25 08:52:00,940 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:52:01,020 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-25 08:52:01,020 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523833678] [2019-11-25 08:52:01,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:52:01,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:52:01,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862261899] [2019-11-25 08:52:01,021 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:52:01,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:52:01,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:52:01,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:52:01,022 INFO L87 Difference]: Start difference. First operand 1278 states and 1407 transitions. cyclomatic complexity: 133 Second operand 3 states. [2019-11-25 08:52:01,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:52:01,417 INFO L93 Difference]: Finished difference Result 1841 states and 1970 transitions. [2019-11-25 08:52:01,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:52:01,418 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1841 states and 1970 transitions. [2019-11-25 08:52:01,425 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 1835 [2019-11-25 08:52:01,438 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1841 states to 1841 states and 1970 transitions. [2019-11-25 08:52:01,438 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1841 [2019-11-25 08:52:01,440 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1841 [2019-11-25 08:52:01,440 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1841 states and 1970 transitions. [2019-11-25 08:52:01,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:52:01,442 INFO L688 BuchiCegarLoop]: Abstraction has 1841 states and 1970 transitions. [2019-11-25 08:52:01,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states and 1970 transitions. [2019-11-25 08:52:01,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1418. [2019-11-25 08:52:01,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1418 states. [2019-11-25 08:52:01,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1418 states and 1541 transitions. [2019-11-25 08:52:01,467 INFO L711 BuchiCegarLoop]: Abstraction has 1418 states and 1541 transitions. [2019-11-25 08:52:01,468 INFO L591 BuchiCegarLoop]: Abstraction has 1418 states and 1541 transitions. [2019-11-25 08:52:01,468 INFO L424 BuchiCegarLoop]: ======== Iteration 11============ [2019-11-25 08:52:01,468 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1418 states and 1541 transitions. [2019-11-25 08:52:01,472 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 1412 [2019-11-25 08:52:01,472 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:52:01,472 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:52:01,473 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:52:01,474 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:52:01,474 INFO L794 eck$LassoCheckResult]: Stem: 28746#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 28628#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 28629#L606-2 [2019-11-25 08:52:01,475 INFO L796 eck$LassoCheckResult]: Loop: 28629#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 29450#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 29447#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 29444#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 29441#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 29438#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 29435#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 29432#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 29429#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 29426#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 29423#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 29415#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 29416#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 29407#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 29408#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 29399#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 29400#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 29391#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 29392#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 29383#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 29384#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 29375#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 29376#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 29367#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 29368#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29355#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 29356#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 29343#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 29344#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 29413#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 29414#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 29405#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 29406#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 29397#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 29398#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 29389#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 29390#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 29381#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 29382#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 29373#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 29374#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 29363#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 29364#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 29351#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 29352#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 29245#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 29246#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 29359#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 29360#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 29347#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 29348#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 28916#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 28917#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 29711#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 29708#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 29705#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 29702#L293 assume !((1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0); 29699#L297 assume !(1 == ~a11~0 && (9 == ~a17~0 && 9 == ~a28~0 && 1 == ~a19~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 1 == ~a21~0); 29696#L309 assume !((((((3 == calculate_output_~input && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)) && 11 == ~a28~0) && !(1 == ~a11~0)); 29693#L314 assume !(1 == ~a19~0 && 1 == ~a21~0 && ((5 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a11~0) && 9 == ~a17~0); 29690#L328 assume !((1 == ~a19~0 && ((!(1 == ~a11~0) && (1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 10 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0); 29687#L331 assume !((!(1 == ~a11~0) && (((4 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0) && 11 == ~a28~0) && 1 == ~a19~0); 29684#L337 assume !(((!(1 == ~a19~0) && (4 == calculate_output_~input && (((!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 29681#L349 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && ((1 == ~a25~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 11 == ~a28~0) && 1 == ~a21~0); 29678#L354 assume !((((1 == ~a21~0 && ((8 == ~a28~0 && !(1 == ~a25~0)) || (9 == ~a28~0 && 1 == ~a25~0)) && 6 == calculate_output_~input) && !(1 == ~a11~0)) && !(1 == ~a19~0)) && 8 == ~a17~0); 29675#L361 assume !(1 == ~a19~0 && ((1 == ~a21~0 && (!(1 == ~a25~0) && 3 == calculate_output_~input) && 9 == ~a17~0) && 8 == ~a28~0) && 1 == ~a11~0); 29672#L368 assume !(8 == ~a17~0 && (1 == ~a21~0 && (5 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (9 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a19~0) && !(1 == ~a11~0)); 29669#L375 assume !(1 == ~a19~0 && (((8 == ~a17~0 && 5 == calculate_output_~input && !(1 == ~a11~0)) && 1 == ~a21~0) && 1 == ~a25~0) && 8 == ~a28~0); 29666#L378 assume !(((!(1 == ~a11~0) && ((1 == ~a21~0 && 4 == calculate_output_~input) && 10 == ~a28~0) && 8 == ~a17~0) && !(1 == ~a19~0)) && 1 == ~a25~0); 29663#L380 assume !(8 == ~a28~0 && (1 == ~a19~0 && 1 == ~a11~0 && !(1 == ~a25~0) && 9 == ~a17~0 && 6 == calculate_output_~input) && 1 == ~a21~0); 29660#L389 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 6 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a19~0)); 29657#L394 assume !(((((!(1 == ~a25~0) && 1 == ~a19~0 && 3 == calculate_output_~input) && 9 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 29654#L398 assume !((8 == ~a17~0 && ((4 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)); 29651#L402 assume !(((!(1 == ~a11~0) && ((1 == ~a19~0 && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)); 29648#L404 assume !((1 == ~a11~0 && 1 == ~a19~0 && 1 == ~a21~0 && (9 == ~a17~0 && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 8 == ~a28~0); 29645#L407 assume !(!(1 == ~a11~0) && 1 == ~a21~0 && (1 == ~a19~0 && 8 == ~a17~0 && 1 == ~a25~0 && 5 == calculate_output_~input) && 11 == ~a28~0); 29642#L409 assume !(1 == ~a19~0 && 8 == ~a17~0 && ((((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input) && !(1 == ~a11~0)) && 1 == ~a21~0); 29639#L414 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29636#L414-2 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29633#L417-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29630#L420-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29627#L423-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29624#L426-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29621#L429-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29618#L432-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29615#L435-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29612#L438-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29609#L441-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29606#L444-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29603#L447-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29600#L450-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29597#L453-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29594#L456-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29591#L459-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29588#L462-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29585#L465-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29582#L468-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29579#L471-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29576#L474-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29573#L477-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29570#L480-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29567#L483-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29564#L486-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29561#L489-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29558#L492-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29555#L495-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29552#L498-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29549#L501-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29546#L504-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29543#L507-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29540#L510-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29537#L513-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29534#L516-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29531#L519-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29528#L522-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29525#L525-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29522#L528-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29519#L531-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29516#L534-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29513#L537-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29510#L540-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29507#L543-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29504#L546-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29501#L549-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29498#L552-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29495#L555-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29492#L558-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29489#L561-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29486#L564-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29483#L567-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29480#L570-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29477#L573-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29474#L576-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29471#L579-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29468#L582-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29465#L585-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29462#L588-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29459#L591-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29456#L594-1 calculate_output_#res := -2; 29454#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 28629#L606-2 [2019-11-25 08:52:01,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:01,476 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 11 times [2019-11-25 08:52:01,476 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:01,476 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913713347] [2019-11-25 08:52:01,476 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:01,481 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:01,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:01,482 INFO L82 PathProgramCache]: Analyzing trace with hash 2053340219, now seen corresponding path program 1 times [2019-11-25 08:52:01,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:01,482 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862434156] [2019-11-25 08:52:01,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:01,542 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:01,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:01,542 INFO L82 PathProgramCache]: Analyzing trace with hash 41143549, now seen corresponding path program 1 times [2019-11-25 08:52:01,543 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:01,543 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431964438] [2019-11-25 08:52:01,543 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:52:01,975 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28 [2019-11-25 08:52:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:52:02,245 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431964438] [2019-11-25 08:52:02,245 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:52:02,245 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-25 08:52:02,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838785620] [2019-11-25 08:52:03,503 WARN L192 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 218 DAG size of output: 69 [2019-11-25 08:52:03,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:52:03,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-25 08:52:03,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:52:03,603 INFO L87 Difference]: Start difference. First operand 1418 states and 1541 transitions. cyclomatic complexity: 128 Second operand 9 states. [2019-11-25 08:52:04,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:52:04,156 INFO L93 Difference]: Finished difference Result 1330 states and 1452 transitions. [2019-11-25 08:52:04,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:52:04,156 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1330 states and 1452 transitions. [2019-11-25 08:52:04,160 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1272 [2019-11-25 08:52:04,167 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1330 states to 1330 states and 1452 transitions. [2019-11-25 08:52:04,167 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1330 [2019-11-25 08:52:04,168 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1330 [2019-11-25 08:52:04,168 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1330 states and 1452 transitions. [2019-11-25 08:52:04,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:52:04,170 INFO L688 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-25 08:52:04,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states and 1452 transitions. [2019-11-25 08:52:04,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1330. [2019-11-25 08:52:04,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1330 states. [2019-11-25 08:52:04,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 1452 transitions. [2019-11-25 08:52:04,190 INFO L711 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-25 08:52:04,190 INFO L591 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-25 08:52:04,191 INFO L424 BuchiCegarLoop]: ======== Iteration 12============ [2019-11-25 08:52:04,191 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1330 states and 1452 transitions. [2019-11-25 08:52:04,194 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1272 [2019-11-25 08:52:04,194 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:52:04,194 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:52:04,195 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-25 08:52:04,195 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:52:04,195 INFO L794 eck$LassoCheckResult]: Stem: 31519#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 31398#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 31399#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 32229#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 32226#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 32223#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 31441#L597 [2019-11-25 08:52:04,195 INFO L796 eck$LassoCheckResult]: Loop: 31441#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 32483#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 32480#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 32476#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 32472#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 32468#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 32464#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 32457#L47 assume ((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0;~a25~0 := 0;calculate_output_#res := -1; 31441#L597 [2019-11-25 08:52:04,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:04,196 INFO L82 PathProgramCache]: Analyzing trace with hash 889694475, now seen corresponding path program 1 times [2019-11-25 08:52:04,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:04,196 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022796344] [2019-11-25 08:52:04,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:04,203 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:04,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:04,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1141479969, now seen corresponding path program 1 times [2019-11-25 08:52:04,203 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:04,204 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353892721] [2019-11-25 08:52:04,204 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:04,210 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:04,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:04,210 INFO L82 PathProgramCache]: Analyzing trace with hash 2047121707, now seen corresponding path program 1 times [2019-11-25 08:52:04,210 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:04,210 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674505138] [2019-11-25 08:52:04,211 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:04,220 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:04,434 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 65 [2019-11-25 08:52:04,473 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:04,473 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:04,473 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:04,473 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:04,473 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:52:04,473 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,473 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:04,473 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:04,473 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label55.c_Iteration12_Lasso [2019-11-25 08:52:04,474 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:04,474 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:04,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,776 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:04,776 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,781 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,781 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,784 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,784 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~u~0=0} Honda state: {~u~0=21} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,794 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,795 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,798 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,798 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~f~0=0} Honda state: {~f~0=6} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,801 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,801 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,804 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,804 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,807 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,808 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,810 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,810 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~y~0=0} Honda state: {~y~0=25} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,814 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,814 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,816 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,817 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~z~0=0} Honda state: {~z~0=26} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,820 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,820 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,823 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,823 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=0} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,826 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,829 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,829 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~v~0=0} Honda state: {~v~0=22} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,833 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,833 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,835 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,835 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a~0=0} Honda state: {~a~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,839 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,839 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,842 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,842 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=0} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,846 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,846 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,848 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,848 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,852 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,855 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,855 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e~0=0} Honda state: {~e~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,858 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,858 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,861 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,861 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~d~0=0} Honda state: {~d~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,865 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,865 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,867 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,868 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~w~0=0} Honda state: {~w~0=23} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,871 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,871 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,874 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,874 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a25~0=0} Honda state: {~a25~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,877 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,878 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:04,880 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,880 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c~0=0} Honda state: {~c~0=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,884 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,884 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,894 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:52:04,894 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:05,119 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:05,119 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_calculate_output_#in~input=6, ULTIMATE.start_calculate_output_~input=6, ULTIMATE.start_main_~input~0=6, ULTIMATE.start_main_#t~nondet2=1} Generalized eigenvectors: [{ULTIMATE.start_calculate_output_#in~input=-5, ULTIMATE.start_calculate_output_~input=-5, ULTIMATE.start_main_~input~0=-5, ULTIMATE.start_main_#t~nondet2=0}, {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0}, {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0}] Lambdas: [0, 15, 13] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,130 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:05,130 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:05,133 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:05,133 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~x~0=0} Honda state: {~x~0=24} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,137 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:05,137 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:05,140 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:05,140 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=0} Honda state: {~a19~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 181 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 181 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,144 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:05,144 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 182 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 182 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,151 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:52:05,151 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:05,277 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:05,277 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=0} Honda state: {ULTIMATE.start_calculate_output_#res=22, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [{ULTIMATE.start_calculate_output_#res=-23, ULTIMATE.start_main_~output~0=18}, {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=-23}, {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=28}] Lambdas: [0, 0, 0] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 183 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 183 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,281 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:05,281 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:05,284 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:05,284 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a11~0=0} Honda state: {~a11~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/z3 Starting monitored process 184 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 184 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,288 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:05,288 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:52:05,291 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:05,291 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a28~0=0} Honda state: {~a28~0=10} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-11-25 08:52:05,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:52:05 BoogieIcfgContainer [2019-11-25 08:52:05,316 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:52:05,316 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:52:05,316 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:52:05,317 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:52:05,317 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:49" (3/4) ... [2019-11-25 08:52:05,319 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-25 08:52:05,359 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_baca130e-8609-4fa4-9bc8-c88259fab5a0/bin/uautomizer/witness.graphml [2019-11-25 08:52:05,359 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:52:05,360 INFO L168 Benchmark]: Toolchain (without parser) took 17498.39 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 591.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -184.0 MB). Peak memory consumption was 407.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:05,360 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:52:05,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -179.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:05,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:05,361 INFO L168 Benchmark]: Boogie Preprocessor took 75.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:05,362 INFO L168 Benchmark]: RCFGBuilder took 1256.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 997.1 MB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:05,362 INFO L168 Benchmark]: BuchiAutomizer took 15482.50 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 451.9 MB). Free memory was 997.1 MB in the beginning and 1.1 GB in the end (delta: -129.7 MB). Peak memory consumption was 480.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:05,362 INFO L168 Benchmark]: Witness Printer took 42.69 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:05,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 565.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -179.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1256.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 997.1 MB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 15482.50 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 451.9 MB). Free memory was 997.1 MB in the beginning and 1.1 GB in the end (delta: -129.7 MB). Peak memory consumption was 480.3 MB. Max. memory is 11.5 GB. * Witness Printer took 42.69 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 11 terminating modules (11 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.11 modules have a trivial ranking function, the largest among these consists of 9 locations. The remainder module has 1330 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.4s and 12 iterations. TraceHistogramMax:4. Analysis of lassos took 8.8s. Construction of modules took 4.2s. Büchi inclusion checks took 1.4s. Highest rank in rank-based complementation 0. Minimization of det autom 11. Minimization of nondet autom 0. Automata minimization 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 1975 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.2s Buchi closure took 0.0s. Biggest automaton had 2130 states and ocurred in iteration 8. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1503 SDtfs, 1791 SDslu, 175 SDs, 0 SdLazy, 4260 SolverSat, 739 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time LassoAnalysisResults: nont1 unkn0 SFLI8 SFLT0 conc3 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital65 mio100 ax100 hnf103 lsp39 ukn90 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf93 smp100 dnf148 smp89 tf102 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 48ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 0 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 31 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - GeometricNonTerminationArgumentResult [Line: 614]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {a19=0, a17=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@688e16f9=0, a11=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e92463c=0, y=0, x=0, z=0, u=0, w=0, v=0, a=0, c=0, a28=0, \old(input)=0, output=0, a25=0, a21=0, d=0, e=0, f=0, input=0, input=0} State at position 1 is {a19=1, a17=8, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@688e16f9=0, a11=0, \result=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e92463c=1, y=25, x=24, z=26, u=21, w=23, v=22, a=1, c=3, a28=10, \old(input)=6, output=-1, a25=0, a21=1, d=4, e=5, f=6, input=6, input=6} For i>1, the state at position i is {a19=1 + sum_{k=0}^i 0, a17=8 + sum_{k=0}^i 0, \result=0 + sum_{k=0}^i 0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@688e16f9=0 + sum_{k=0}^i 0, a11=0 + sum_{k=0}^i 0, \result=22 + sum_{k=0}^i -23*0^k, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e92463c=1 + sum_{k=0}^i 0, y=25 + sum_{k=0}^i 0, x=24 + sum_{k=0}^i 0, z=26 + sum_{k=0}^i 0, u=21 + sum_{k=0}^i 0, w=23 + sum_{k=0}^i 0, v=22 + sum_{k=0}^i 0, a=1 + sum_{k=0}^i 0, c=3 + sum_{k=0}^i 0, a28=10 + sum_{k=0}^i 0, \old(input)=6 + sum_{k=0}^i -5*0^k, output=-1 + sum_{k=0}^i 18*0^k + -23*0^k + -23*k*0^(k-1) + 28*0^k, a25=0 + sum_{k=0}^i 0, a21=1 + sum_{k=0}^i 0, d=4 + sum_{k=0}^i 0, e=5 + sum_{k=0}^i 0, f=6 + sum_{k=0}^i 0, input=6 + sum_{k=0}^i -5*0^k, input=6 + sum_{k=0}^i -5*0^k} - StatisticsResult: NonterminationArgumentStatistics Unbounded Execution 4GEVs Lambdas: [0, 15, 13, 0, 0, 0] Mus: [0, 1, 0, 1, 0] - NonterminatingLassoResult [Line: 29]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L7] int a= 1; [L8] int e= 5; [L9] int d= 4; [L10] int f= 6; [L11] int c= 3; [L14] int u = 21; [L15] int v = 22; [L16] int w = 23; [L17] int x = 24; [L18] int y = 25; [L19] int z = 26; [L22] int a25 = 0; [L23] int a11 = 0; [L24] int a28 = 7; [L25] int a19 = 1; [L26] int a21 = 1; [L27] int a17 = 8; [L603] int output = -1; [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND TRUE ((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1))) [L36] a28 = 10 [L37] return 22; Loop: [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L47] COND TRUE ((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10)) [L48] a25 = 0 [L49] return -1; End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...